The Daytona Beach Tourism Commission is interested in the average amount of money a typical college student spends per day during spring break. They survey 25 students and nd that the mean spending is $64 with the standard deviation of the sample being $16. What is the 90% condence interval for the population mean daily spending?

Simplify 5 square root of 7 end root plus 12 square root of 6 end root minus 10 square root of 7 end root minus 5 square root of 6 . (1 point) 5 square root of 14 end root minus 7 square root of 12 5 square root of 7 end root minus 7 square root of 6 7 square root of 12 end root minus 5 square root of 14 7 square root of 6 end root minus 5 square root of 7

Two numbers have a sum of -19. one number is x. what expression represents the other number?

42. if 20 men can eat 200 kg of wheat in 40 days, then 10 men can eat 300 kg of wheat in how many days? a) 120 days b) 60 days c) 80 days d) none of these